/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import * as playwright from 'playwright-core';

import { DataConnector } from './data-connector';

/**
 * Local file connector for data loader input data.
 */
export class LocalFileDataConnector implements DataConnector {
  readonly name: string;
  private page: playwright.Page;
  private baseDirectory: string;
  private fileFilter: string;

  constructor(page: playwright.Page, baseDirectory: string, fileFilter: string) {
    this.name = 'Local disk';
    this.page = page;
    this.baseDirectory = baseDirectory;
    this.fileFilter = fileFilter;
  }

  async connect() {
    const baseDirectoryInput = await this.page.$('input[placeholder="/path/to/files/"]');
    await this.setInput(baseDirectoryInput!, this.baseDirectory);

    const fileFilterInput = await this.page.$('input[value="*"]');
    await this.setInput(fileFilterInput!, this.fileFilter);

    const applyButton = await this.page.$('"Apply"');
    await applyButton!.click();
  }

  private async setInput(input: playwright.ElementHandle<Element>, value: string) {
    await input.fill('');
    await input.type(value);
  }
}
